🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Softgel(s) Serving Size
Mineral Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

200 mcg (286% DV)
📊 3.6× RDA — above typical dose (UL: 0.4 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.2mg UL 0.4mg

Other Ingredients

Soybean Oil Gelatin Glycerin yellow Beeswax Soy Lecithin Caramel color Titanium Dioxide color

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (98% of products) Structure/Function (79% of products) Nutrient (50% of products) Qualified Health (5% of products)

Target Groups

Women (not pregnant or lactating) Adult Male (18-50 Years) Gluten Free

Product Information

📋 Directions for Use

DIRECTIONS: FOR ADULTS, TAKE ONE (1) SOFTGEL DAILY, PREFERABLY WITH A MEAL. As a reminder, discuss the supplements and medications you take with your health care providers.

⚠️ Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

WARNING: Not intended for use by pregnant or nursing women.

Avoid this product if you are allergic to yeast.

Discontinue use and consult your doctor if any adverse reactions occur.

If you are taking any medications, consult your doctor before use.

TAMPER RESISTANT: DO NOT USE IF SEAL UNDER CAP IS BROKEN OR MISSING.

🧪 Formulation Notes

No Artificial Flavor or Sweetener, No Preservatives, No Sugar, No Starch, No Milk, No Lactose, No Gluten, No Wheat, No Fish.

Sodium Free.

Additional Information

STORE IN A DRY PLACE AND AVOID EXCESSIVE HEAT.

ABSORBABLE HIGH SELENIUM YEAST

Clinically Studied Dosage

PLEASE RECYCLE

Prod. No. 15931 04E B15930 EAZ

Promotes Prostate and Immune System Health*

Smart Facts Selenium is a powerful antioxidant that helps to fight cell-damaging free radicals in the body.* Selenium also supports a healthy immune system and prostate.* Sundown Naturals’ Selenium is supplied in the clinically studied dosage of 200 mcg per day.

GUARANTEED QUALITY LABORATORY TESTED

Product Details

UPC / SKU 0 30768 15931 3
DSLD Entry Date 2012-01-25
Product Type Mineral
Form Softgel Capsule
DSLD ID 4862
Data Updated 2026-04-11

Research Evidence

273 Research Sources
55 Avg Quality Score
131 Meta Analysis
61 Systematic Review
55 Rct
19 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Other
1 Observational
1 Openfda Safety
A Selenium for preventing cancer
Meta Analysis The Cochrane database of systematic reviews 2018
A Selenium supplementation for the primary prevention of cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2013
A Selenium supplementation for critically ill adults
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin E and the risk of prostate cancer: the Selenium and Vitamin E Cancer Prevention Trial (SELECT)
Rct JAMA 2011
B Selenium and prostate cancer: systematic review and meta-analysis
Meta Analysis The American journal of clinical nutrition 2012
B Selenium supplementation for Hashimoto's thyroiditis
Systematic Review The Cochrane database of systematic reviews 2013
B Pharmacological interventions for preventing dry mouth and salivary gland dysfunction following radiotherapy
Meta Analysis The Cochrane database of systematic reviews 2017
B Selenium, antioxidants, cardiovascular disease, and all-cause mortality: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis The American journal of clinical nutrition 2020
B The effect of selenium supplementation on coronary heart disease: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) 2017
B Meta-analysis of selenium effects on the meat quality of broilers
Meta Analysis Poultry science 2024
View all evidence for Selenium →

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